28990060680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{34511977}}^1$

素因数の和:34511998

約数の個数: 64

約数和(自身を含む): 99394496640

約数和(自身を除く): 70404435960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 34511977, 69023954, 103535931, 138047908, 172559885, 207071862, 241583839, 276095816, 345119770, 414143724, 483167678, 517679655, 690239540, 724751517, 828287448, 966335356, 1035359310, 1207919195, 1380479080, 1449503034, 1932670712, 2070718620, 2415838390, 2899006068, 3623757585, 4141437240, 4831676780, 5798012136, 7247515170, 9663353560, 14495030340, 28990060680]

約数ペア:

[(1, 28990060680), (2, 14495030340), (3, 9663353560), (4, 7247515170), (5, 5798012136), (6, 4831676780), (7, 4141437240), (8, 3623757585), (10, 2899006068), (12, 2415838390), (14, 2070718620), (15, 1932670712), (20, 1449503034), (21, 1380479080), (24, 1207919195), (28, 1035359310), (30, 966335356), (35, 828287448), (40, 724751517), (42, 690239540), (56, 517679655), (60, 483167678), (70, 414143724), (84, 345119770), (105, 276095816), (120, 241583839), (140, 207071862), (168, 172559885), (210, 138047908), (280, 103535931), (420, 69023954), (840, 34511977)]